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Home >> Mercedes Benz >> 2012 >> S550 Base >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Illumination Lights >> Electrical System - Body - 221 Chassis - 07 Of 10 >> Wiring Diagrams >> Electrical function schematic for symbol, switch and controls illumination >> Electrical function schematic for symbol, switch and controls illumination - PE82.20-U-2054-97SAA

Electrical function schematic for symbol, switch and controls illumination - PE82.20-U-2054-97SAA

Code: Designation: Position:
1 Circuit 58, status 14F
2 Switch and controls illumination brightness control, status 17D
3 Circuit 15, status 17F
4 Circuit 58d, status 10H
4 Circuit 58d, status 8F
4 Circuit 58d, status 8D
4 Circuit 58d, status 15B
4 Circuit 58d, status 27B
4 Circuit 58d, status 22E
4 Circuit 58d, status 24H
4 Circuit 58d, status 30C
4 Circuit 58d, status 30F
4 Circuit 58d, status 36B
4 Circuit 58d, status 32E
4 Circuit 58d, status 15J
5 Button/symbol illumination, actuation 4B
5 Button/symbol illumination, actuation 4G
5 Button/symbol illumination, actuation 5K
5 Button/symbol illumination, actuation 19B
5 Button/symbol illumination, actuation 22C
5 Button/symbol illumination, actuation 26J
5 Button/symbol illumination, actuation 6J
5 Button/symbol illumination, actuation 12K
5 Button/symbol illumination, actuation  
5 Button/symbol illumination, actuation  
5 Button/symbol illumination, actuation  
6 Ambient lamp, actuation  
6 Ambient lamp, actuation  
A1 Instrument cluster 30F
A40/10 SPLITVIEW display 34D
A40/3 COMAND control unit 31A
A40/5 Left rear display 38C
A40/6 Right rear display 37C
A40/8 COMAND display 34G
A40/9 Front central operating unit 25A
A40/9s10 Freely programmable button 23C
A40/9s3 Hazard warning system button 23C
A67 Inside rearview mirror unit 12A
A67e3 Ambient lamp 11C
A8/1 Transmitter key 18K
CAN A Telematics CAN 28B
CAN A Telematics CAN 34B
CAN A Telematics CAN 31E
CAN B Interior CAN 17H
CAN B Interior CAN 12F
CAN B Interior CAN 12E
CAN B Interior CAN 12E
CAN B Interior CAN 16C
CAN B Interior CAN 20E
CAN B Interior CAN 14H
CAN E Chassis CAN 23G
CAN F Central CAN 27E
CAN F Central CAN 27E
Code 301 Ashtray package/smoker package 4C
Code 301 Ashtray package/smoker package 4K
Code 406 Multicontour seats in rear 36F
Code 582 Rear air conditioning 36H
Code 864 Rear entertainment system 36B
Code 867 SPLITVIEW 33D
E10/1 Center air outlet illumination 12K
E10/2 Left air outlet illumination 12K
E10/3 Right air outlet illumination 12K
E10/5 Rear air outlet illumination 12K
E11/1s1 Left rear dome lamp switch 9C
E11/2s1 Right rear dome lamp switch 9C
E15/36 Rear ambient lamp 10D
E9/8 Left rear ashtray illumination 4D
E9/9 Right rear ashtray illumination 4D
LIN 1 Instrument panel LIN 18B
LIN B1 Front door LIN 5G
LIN B2 Rear door LIN 5B
LIN E1 Steering LIN 25J
N10/1 Front SAM control unit with fuse and relay module 9J
N22/4 Rear AC control unit 38J
N26/14 Special vehicle multifunction control unit (SVMCU [MSS]) 14K
N69/1 Left front door control unit 7F
N69/2 Right front door control unit 7G
N69/3 Rear left door control unit 7A
N69/4 Right rear door control unit 7A
N70 Overhead control panel control unit 14A
N72/1 Upper control panel control unit 16D
N72/2 RCP [HBF] control unit 38F
N73 EIS [EZS] control unit 17J
N80 Steering column module 23J
N93 Central gateway control unit 23D
R3/1e1 Illumination 4L
R3e1 Illumination 4L
S1 Rotary light switch 19B
S110 Left multifunction steering wheel button group 27J
S111 Right multifunction steering wheel button group 28J
S16/13 Gear selector switch DIRECT SELECT 27L
S20/1 Driver power window, outside mirror and trunk lid switch group 3G
S21/2 Front passenger power window switch 3H
S21/21 Left rear door power window/roller blind switch group 3B
S21/22 Right rear door power window/roller blind switch group 3B
S21/3 Left rear power window switch 3C
S21/4 Right rear power window switch 3D
S22 Left front seat operation switch group 2J
S23 Right front seat operation switch group 2J
S55/1 Left rear seat operation switch group 2D
S55/2 Right rear seat operation switch group 2E
S6/2 Cockpit switch group 19C
S76/15 Electric parking brake switch 5K
S85/5 Left interior CL [ZV] switch 3L
S85/6 Right interior CL [ZV] switch 3L
S85/6 Right interior CL [ZV] switch  
U21 Valid for heated seats 1D
U253 Not valid for SPLITVIEW display 33F
U885 Valid for rear side roller blind/roof roller blind/rear roller blind 1A
U886 Valid for rear individual power window switches 1C
Fig 1: Symbol, Switch And Controls Illumination Electrical Function Schematic (1 Of 3)
G10129073Courtesy of MERCEDES-BENZ USA
Fig 2: Symbol, Switch And Controls Illumination Electrical Function Schematic (2 Of 3)
G10129074Courtesy of MERCEDES-BENZ USA
Fig 3: Symbol, Switch And Controls Illumination Electrical Function Schematic (3 Of 3)
G10129075Courtesy of MERCEDES-BENZ USA